sdk/sqreen-instrumentation-tool: enable partial instrumentation of echo

Enable partial instrumentation of Echo in order to run the In-App WAF
when the body is parsed into a Go object. This is achieved thanks to a
security rule dynamically attaching the In-App WAF to Echo's `Bind()`
method.

sdk/sqreen-instrumentation-tool/instrumentation.go

@@ -202,6 +202,7 @@ var (
 		"os",
 		"net/http",
 		"github.com/gin-gonic/gin",
+		"github.com/labstack/echo",
 		"go.mongodb.org/mongo-driver/mongo",
 	}
 
@@ -227,6 +228,10 @@ var (
 			// Limited for performance reasons to:
 			"mongo.go", // mongo.go contains the bson transformation function
 		},
+		"github.com/labstack/echo": {
+			// Same comment as net/http
+			"context.go", // context.go contains the body parsers
+		},
 	}
 )